Bolt & Screw Finder Find mil-std / mil-spec and aerospace standards fasteners

Thread Length
Thread Diameter
Fastener Length
Thread Qty (per in.)

Part Number
NSN
Thread Dia.
Thread Len.
Thread Qty.
Thread Class
Style
Fastener Len.
B1821AH038F138N Cap Hexagon Head Screw
5305-01-384-4244
0.38in.
1.000in.
24
2A UNF
Hexagon
1.380in.
B1821AH038F400N Cap Hexagon Head Screw
5305-01-384-4242
0.38in.
1.000in.
24
2A UNF
--
4.000in.
1286121-101 Shoulder Bolt
5306-01-384-4238
0.625in.
0.360in.
18
3A UNJF
Hexagon
1.370in.
B18.3 10-24X0.250CRESSHCS Cap Socket Head Screw
5305-01-384-4235
0.19in.
0.250in.
24
3A UNRC
Flat Chamfer
0.250in.
427225-1 Welding Bolt
5306-01-384-4229
0.625in.
1.500in.
11
2A UNC
Thumb No. 7
1.438in.
MS9558-19 Machine Bolt
5306-01-384-4219
0.312in.
0.936in.
24
3A UNJF
Double Hexagon Exten
1.438in.
NAS1801-3-128 Machine Screw
5305-01-384-3713
0.19in.
--
32
3A UNJF
Dished Hexagon
8.000in.
ANSI B18.3.1MB1 831DH040020N Cap Socket Head Screw
5305-01-384-3488
4in.
20.000in.
--
--
Flat Chamfer
0.630in.
12414310-044 Tapping Screw
5305-01-384-3487
--
--
--
--
Pan
0.512in.
12417958-005 Cap Hexagon Head Screw
5305-01-384-3486
8in.
20.000in.
--
--
Hexagon
0.787in.
12414307-149 Machine Bolt
5306-01-384-3485
16in.
38.000in.
--
--
Hexagon Extended Was
4.331in.
17PG3502-1 Machine Screw
5305-01-384-3475
0.312in.
0.438in.
24
3A UNJF
Pan No. 2
0.500in.
A320C171-101 Externally Relieved Body Screw
5305-01-384-3470
0.312in.
1.448in.
24
3A UNF
Spline Drive Shear H
1.500in.
B1831DH040016N Cap Socket Head Screw
5305-01-384-3457
4in.
16.000in.
--
--
Flat Chamfer
0.630in.
23-10332-075 Machine Screw
5305-01-384-3450
0.25in.
0.750in.
20
2A UNC
Pan No. 2
0.750in.
NAS6607D12 Close Tolerance Bolt
5306-01-384-3443
0.437in.
0.694in.
20
3A UNJF
Hexagon
1.429in.
DIN933M10X30-A4 Machine Bolt
5306-01-384-3440
10in.
33.000in.
--
--
Hexagon
1.063in.
75D111433-2001 Clevis Bolt
5306-01-384-3439
0.5in.
0.397in.
--
3A UNJF
Hexagon
2.261in.
B18231B10030NF Cap Hexagon Head Screw
5305-01-384-3438
10in.
30.000in.
--
--
Hexagon
1.181in.
AIC688-4-12 Close Tolerance Bolt
5306-01-384-3432
0.25in.
0.397in.
28
3A UNJF
Spline Drive Shear H
1.153in.
12414307-024 Machine Bolt
5306-01-384-3431
8in.
22.000in.
--
--
Hexagon Extended Was
0.945in.
NAS6203-35 Close Tolerance Bolt
5306-01-384-3418
0.19in.
0.323in.
32
3A UNF
Dished Hexagon
2.500in.
A323A065-101 Machine Screw
5305-01-384-3417
0.138in.
0.318in.
32
2A UNC
Round With Wrench Fl
0.380in.
NAS6810U40 Shear Bolt
5306-01-384-3411
0.625in.
0.902in.
18
3A UNJF
Dished Hexagon
3.387in.
0.31218UNC2A3.250T1GB7BEA Machine Bolt
5306-01-384-3409
0.312in.
0.875in.
18
2A UNC
Hexagon
3.250in.
90321-24 Machine Screw
5305-01-384-3106
--
--
--
--
Flat Fillister
--
FTD7079P-6 Setscrew
5305-01-384-3070
0.138in.
0.375in.
32
3A
Pan
0.500in.
NAS104-11A Machine Bolt
5306-01-384-3056
0.25in.
0.544in.
28
3A UNJF
Hexagon
1.217in.
380001-11-I4B Machine Bolt
5306-01-384-3012
--
--
--
--
Hexagon
6.812in.
271588 Machine Bolt
5306-01-384-3006
0.625in.
1.500in.
18
2A UNC
Dished Hexagon
2.250in.
12387270-64 Cap Socket Head Screw
5305-01-384-3001
0.25in.
1.360in.
20
3A UNC
Flat Chamfer
1.460in.
12387271-77 Machine Screw
5305-01-384-2995
0.19in.
0.767in.
24
2A UNC
Hexagon
0.850in.
272512 Machine Bolt
5306-01-384-2948
1in.
2.500in.
14
2A UNC
Dished Hexagon
9.000in.
HS7005DM8C10 Cap Socket Head Screw
5305-01-384-2936
8in.
10.000in.
--
--
Fillister
0.394in.
AN500D2R4 Machine Screw
5305-01-384-2933
0.086in.
0.214in.
56
2A UNC
Pan
0.219in.
H-1143-HPC23 Setscrew
5305-01-384-2831
0.164in.
0.250in.
32
2A UNC
Headless (setscrew)
0.250in.
NAS1351C4H23 Cap Socket Head Screw
5305-01-384-2577
0.25in.
1.000in.
28
3A UNRF
Flat Fillister
1.335in.
NAS1352N08H10 Cap Socket Head Screw
5305-01-384-2550
0.164in.
0.875in.
32
3A UNRC
Flat Chamfer
0.595in.
181436 Machine Bolt
5306-01-384-2549
0.5in.
1.250in.
20
2A UNC
Dished Hexagon
2.250in.
MS51576-23 Shoulder Screw
5305-01-384-2527
0.19in.
0.219in.
32
2A UNF
Flat Chamfer
1.222in.
E-4378 PC 30 Cap Hexagon Head Screw
5305-01-384-2516
0.437in.
2.763in.
14
2A UNC
Hexagon
2.906in.
S00464-3-8P Panel Fastener Screw
5305-01-384-2498
0.19in.
0.318in.
32
3A UNF
Hexagon
0.933in.
MS51576-24 Shoulder Screw
5305-01-384-2496
0.19in.
0.219in.
32
2A UNF
Flat Chamfer
1.472in.
NAS1580A6H20 Close Tolerance Screw
5305-01-384-2486
0.375in.
0.594in.
24
3A UNJF
Flat Countersunk
1.829in.
5001003X8XX-110 Cap Socket Head Screw
5305-01-384-2464
0.5in.
1.500in.
13
2A UNC
Flat Chamfer
5.250in.
A53338-1 Cap Socket Head Screw
5305-01-384-2188
0.19in.
0.250in.
32
3A UNJF
Flat Chamfer
1.310in.
A01408-508 Cap Socket Head Screw
5305-01-384-2167
0.25in.
0.399in.
28
3A UNRF
Flat Chamfer
0.470in.
MS51576-22 Shoulder Screw
5305-01-384-2141
0.19in.
0.219in.
32
2A UNF
Flat Chamfer
0.972in.
FFS86TY4,.250-2 0UNC-3AX.750, Cap Socket Head Screw
5305-01-384-2101
0.25in.
0.489in.
20
3A UNC
Flat Countersunk
0.750in.
MS14181H05008L Shear Bolt
5306-01-384-2035
0.312in.
0.589in.
24
3A UNJF
Spline Extended Wash
1.099in.
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